/* ===== ARTYKUŁY I PORADNIK — iStudio Skup ===== */
.art-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(26,18,64,.06)}
.art-header .inner{max-width:1200px;margin:0 auto;padding:0 24px;height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.art-header .logo{display:flex;align-items:center;gap:10px}
.art-nav{display:flex;gap:28px}
.art-nav a{color:var(--navy);font-weight:500;font-size:.95rem}
.art-nav a:hover,.art-nav a.on{color:var(--p2)}
.art-actions{display:flex;align-items:center;gap:18px}
.art-actions .tel{font-weight:600;color:var(--navy);white-space:nowrap}
.art-actions .tel:hover{color:var(--p2)}

.art-wrap{background:var(--bg-primary);padding:44px 0 80px}
.art{max-width:760px;margin:0 auto;padding:0 24px}
.crumbs{font-size:.85rem;color:var(--text-muted);margin-bottom:18px}
.crumbs a:hover{color:var(--p2)}
.art h1{font-size:2.5rem;font-weight:800;line-height:1.15;letter-spacing:-.02em;margin-bottom:16px;color:var(--navy)}
.art .lead{font-size:1.15rem;color:var(--text-secondary);line-height:1.7;margin-bottom:12px}
.art .meta{font-size:.85rem;color:var(--text-muted);margin-bottom:32px}
.art h2{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;margin:46px 0 14px;line-height:1.25;color:var(--navy)}
.art h3{font-size:1.15rem;font-weight:700;margin:26px 0 8px;color:var(--navy)}
.art p,.art li{font-size:1.02rem;line-height:1.8;color:#2b2f36}
.art p{margin-bottom:16px}
.art ul,.art ol{margin:0 0 18px 22px}
.art li{margin-bottom:8px}
.art a.inl{color:var(--p2);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.art strong{color:var(--navy)}
.tldr{background:#F3EDFF;border:1px solid #E2D6FF;border-radius:var(--radius-md);padding:22px 26px;margin:0 0 30px}
.tldr > strong{display:block;color:var(--p2);margin-bottom:8px}
.tldr ul{margin-bottom:0}
.note{background:#FFF8DC;border:1px solid #F3DF94;border-radius:var(--radius-md);padding:16px 20px;margin:22px 0;font-size:.95rem}
.note p{margin:0;font-size:.95rem}
.art .ms-wykres{margin:28px 0 12px}

/* tabela cen */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:18px 0 10px;border:1px solid var(--border);border-radius:var(--radius-md);background:#fff}
.ptbl{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
.ptbl th,.ptbl td{padding:11px 14px;text-align:right;border-bottom:1px solid var(--border);white-space:nowrap}
.ptbl th:first-child,.ptbl td:first-child{text-align:left}
.ptbl thead th{background:#F6F2FF;color:var(--navy);font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
.ptbl tbody tr:last-child td{border-bottom:none}
.ptbl td.best{color:var(--p2);font-weight:700}
.ptbl tr.grp td{background:#FAF8FF;font-weight:700;color:var(--navy)}
.tbl-note{font-size:.82rem;color:var(--text-muted);margin:0 0 20px}

/* porównanie */
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0 22px}
.cmp-box{border:1px solid var(--border);border-radius:var(--radius-md);padding:18px 20px;background:#fff}
.cmp-box h3{margin:0 0 8px;font-size:1.05rem}
.cmp-box ul{margin:0 0 0 18px}
.cmp-box li{font-size:.95rem;margin-bottom:6px}
.cmp-box.win{border-color:#CDB8FF;background:#FBF9FF}

/* CTA */
.art-cta{background:linear-gradient(120deg,#1A1240 0%,#3A1AB8 60%,#5810EA 100%);color:#fff;border-radius:var(--radius-lg);padding:34px 28px;text-align:center;margin:44px 0}
.art-cta h2{margin:0 0 10px;color:#fff}
.art-cta p{color:rgba(255,255,255,.85);margin-bottom:22px}
.art-cta .btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.cta-inline{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid #E2D6FF;background:#FBF9FF;border-radius:var(--radius-md);padding:16px 20px;margin:26px 0}
.cta-inline p{margin:0;font-weight:600;color:var(--navy)}
.cta-inline .btn{padding:11px 20px}

/* FAQ */
.faq details{border-bottom:1px solid var(--border);padding:16px 0}
.faq summary{font-weight:700;cursor:pointer;font-size:1.02rem;list-style:none;display:flex;justify-content:space-between;gap:12px;color:var(--navy)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--p2);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:'−'}
.faq details p{margin:10px 0 0}

/* powiązane */
.related{margin-top:48px}
.related h2{margin-top:0}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

/* karty poradnika */
.guide-hero{background:radial-gradient(circle at 15% 20%,rgba(135,76,255,.16) 0%,rgba(135,76,255,0) 45%),#fff;padding:56px 0 20px;text-align:center}
.guide-hero h1{font-size:2.6rem;font-weight:400;text-transform:uppercase;color:var(--navy);letter-spacing:-.005em;margin-bottom:12px}
.guide-hero p{max-width:640px;margin:0 auto;color:var(--text-secondary);font-size:1.08rem;line-height:1.7}
.guide-list{max-width:1100px;margin:0 auto;padding:36px 24px 80px}
.guide-cat{margin:34px 0 14px;font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--p2)}
.g-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.g-grid.n4{grid-template-columns:repeat(2,1fr)}
.g-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:22px;transition:var(--transition);box-shadow:0 2px 10px rgba(26,18,64,.03)}
.g-card:hover{border-color:#CDB8FF;box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.g-tag{align-self:flex-start;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--p2);background:#F1EBFF;padding:4px 9px;border-radius:6px;margin-bottom:12px}
.g-card h3{font-size:1.05rem;font-weight:700;line-height:1.35;color:var(--navy);margin-bottom:8px}
.g-card p{font-size:.9rem;color:var(--text-secondary);line-height:1.6;margin:0 0 14px;flex:1}
.g-more{font-size:.88rem;font-weight:600;color:var(--p2)}

/* stopka */
.art-foot{color:rgba(255,255,255,.78);padding:44px 24px 30px;background:radial-gradient(circle at 90% 10%,rgba(88,16,234,.35) 0%,rgba(88,16,234,0) 45%),linear-gradient(120deg,#1A1240 0%,#22207A 55%,#1F4AA8 100%)}
.art-foot .in{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px}
.art-foot h4{color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:600;margin-bottom:12px}
.art-foot a{display:block;color:rgba(255,255,255,.85);font-size:.92rem;margin-bottom:8px}
.art-foot a:hover{color:var(--yellow)}
.art-foot p{font-size:.9rem;line-height:1.6;margin-top:12px}
.art-foot .bottom{max-width:1100px;margin:28px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:.8rem;color:rgba(255,255,255,.55);text-align:center}

@media (max-width:900px){
  .art-nav{display:none}
  .rel-grid,.g-grid,.g-grid.n4{grid-template-columns:1fr 1fr}
  .art-foot .in{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .art-header .inner{height:66px;padding:0 16px}
  .art-actions .tel{display:none}
  .art-header .btn-header{padding:9px 14px;font-size:.82rem}
  .art-wrap{padding-top:28px}
  .art{padding:0 16px}
  .art h1{font-size:1.85rem}
  .art h2{font-size:1.38rem}
  .cmp,.rel-grid,.g-grid,.g-grid.n4{grid-template-columns:1fr}
  .cta-inline{flex-direction:column;align-items:flex-start}
  .guide-hero h1{font-size:1.8rem}
  .guide-hero{padding:40px 16px 10px}
  .guide-list{padding:24px 16px 60px}
  .art-foot .in{grid-template-columns:1fr}
}